Home / 262,446,470.80-393,669,706.20-141,514,118.80

Finding the Fourth Proportional to 262,446,470.80, 393,669,706.20 and 141,514,118.80

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Solution

The fourth proportional to 262,446,470.80, 393,669,706.20 and 141,514,118.80 is: 212,271,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,446,470.80 : 393,669,706.20 = 141,514,118.80 : x
  2. Step 2: Convert to fraction form
    262,446,470.80/393,669,706.20 = 141,514,118.80/x
  3. Step 3: Cross multiply
    262,446,470.80x = 393,669,706.20 × 141,514,118.80
  4. Step 4: Simplify right side
    262,446,470.80x = 55,709,821,571,147,896
  5. Step 5: Solve for x
    x = 55,709,821,571,147,896/262,446,470.80
  6. Step 6: Final answer
    x = 212,271,178.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.